Scientists in Australia identified a small ancient whale with big eyes and sharp teeth. The species, Janjucetus dullardi, lived about 25 million years ago as an early baleen cousin. A fossil skull was ...

Echolocation lets animals use sound as a guide in places where vision fails. They send out clicks, chirps, or taps and ...

Forecasters say the region’s sea ice will dwindle to a strip above Greenland and Canada. There, polar bears and others will ...

On August 17, a northern resident killer whale died in Johnstone Strait. Known by researchers as I76, the whale was familiar ...

A group of orcas was spotted off the coast of California, leaving boaters “thrilled,” passengers said. On Aug. 26, eight to ...

The French government and animal-rights groups have yet to agree where orcas Wikie, 24 and Keijo, 11 should be moved, leaving ...

Join us on an incredible journey through Olympic National Park in Washington, where the ocean’s most formidable ...

Dawn Brancheau Was Killed by a Killer Orca Named Tilikum A report from the U.S. Occupational Safety and Health Commission outlines exactly what happened to Brancheau. On Feb. 24, 2010, SeaWorld ...

No, the TikTok video showing a trainer named Jessica Radcliffe dying in the mouth of an orca killer whale is not real. It appears to be AI. However, there was a real marine trainer who died after ...

Rare killer whale sighting off Massachusetts coast Old Thom has been spotted again. A lone killer whale was seen this weekend in a rare orca sighting off the coast of Massachusetts.

The legendary killer whale known as “Old Thom” is back. A group on a tuna fishing expedition off Massachusetts over the weekend spotted the well-known orca — leading to plenty of excitement ...

Killer whales (Orcinus orca) "are large aquatic mammals of the order Cetacea," the report says. "Cetaceans are mammals well-suited to aquatic life, including whales, dolphins, and porpoises.